The internal reflux distillation technique is based on a particular type of column which combines mass transfer and heat transfer, necessary for the fractionation of mixed vapours generated by boiling of a multi-component liquid mixture, in an equipment basically made of a number of vertical finned coils, internally cooled by a cooling fluid.
On each foot there are over 7,000 nerve endings called reflexes that correspond to every organ and system within your body. By pressing on these reflex points, you stimulate the nervous system and open energy pathways that may be blocked or congested.
Foot slap is often referred to as drop foot or foot drop. There could some differences but for the most part they have similar implications. The first thing to do is see your Doctor to be checked for any signs of nerve damage. In many cases foot drop is associated with paralysis with muscles in the lower leg. Although this is probably not the case most of the time, still have it checked. The sound of the foot slapping comes from the inability of the anterior tibialis to control the forefoot, after the heel strikes when walking.